It's a proprietry OS, Java based phone.
Samsung Galaxy phones come with the Android operating system.
sim card
It depends on the phone. Droids use the Android operating system, however iPhones use a different OS.
they are the i phone 5 still not out yet
It is typically burned into a tiny ROM chip on the phone's circuit board.
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no it does not have android its only a java based phone
this brand of phone has just come out so in another..... 1 month...... maybe even less... time the cases for the phone will come out. i would go to a 3 store in about 3-4 weeks and ask there since they produce the huawei U7210 model.
not yet
The answer depends on your phone and it's operating system.
Samsung Galaxy phones come with the Android operating system.
No, the operating system of the nokia phone 900 is Windows phone.
It is correct that the HTC HD7S does not use the Android phone operating system. Because the HTC HD7S is a Windows Phone, it uses the Windows Phone OS 7.
No - the phone has one operating system. The 'dual SIM' system allows the user to have two numbers allocated to the same handset.
No
sim card
You will have to put the phone on silent